智通财经APP获悉，东吴证券发布研报称，高压直流配电技术的应用能够助力AIDC客户降低系统能 耗，提高数据中心供电能量密度，并有助于实现绿电和算力的协同，HVDC将是下一代AIDC供电的方 向。随着供给端技术和产品逐渐成熟，该行预计SST有望在27年H2开始放量，29-30年有望逐渐成为 AIDC柜外电源的主流方案，到2030年全球SST市场规模有望超1000亿。 东吴证券主要观点如下： 高压直流配电技术是未来AIDC供电的方向 相比传统交流供电，直流克服了交流传输的"集肤效应"，具有输电损耗低、用铜量低、供电线路投入低 等优势。未来AIDC随着算力芯片性能提高向高能耗、高功率密度发展，高压直流配电技术的应用能够 助力AIDC客户降低系统能耗，提高数据中心供电能量密度，并有助于实现绿电和算力的协同，HVDC 将是下一代AIDC供电的方向。 柜外HVDC电源放量在即，巴拿马有望成为主流、SST将是最终方案 基于UPS的数据中心供电架构本质是传统交流配电系统设计标准下的产物，柜外电源向高压直流技术方 向演进，而国内和海外在产品形态、技术路线等方面略有不同。 1)国内数据中心柜外直流电源产业化应用较早，目前主要分为 ...

| 代码 | 名称 | 收盘价 | 涨跌幅 | 成交量(手) | 成交额(元) | | --- | --- | --- | --- | --- | --- | | 300670 | 大烨智能 | 60.6 | 12.50% | 38.44万 | 3.42亿 | | 002090 | 金智科技 | 11.95 | 10.04% | 34.47万 | = 4.01亿 | | 688676 | 金盘科技 | 81.86 | 8.86% | 26.07万 | 20.47 乙 | | 601126 | 四方股份 | 28.02 | 7.69% | 57.87万 | 16.09亿 | | 301120 | 新特电气 | 18.47 | 5.91% | 26.77万 | 4.86 Z | | 603016 | 新宏泰 | 26.62 | 5.68% | 4.12万 | 1.08亿 | | 603097 | 江苏华辰 | 28.41 | 4.72% | 8.11万 | 2.29亿 | | 002927 | 泰永长征 | 17.85 | 4.51% | 18.97万 | 3.36亿 | | 600067 | 冠城新材 | 4. ...

Group 1 - The core viewpoint of the news is that Sifang Co., Ltd. experienced a stock price increase of 5.07%, reaching 27.34 CNY per share, with a trading volume of 375 million CNY and a turnover rate of 1.71%, resulting in a total market capitalization of 22.78 billion CNY [1] - Sifang Co., Ltd. specializes in the research, production, sales, and technical services of relay protection, power grid automation, and power plant automation products, with its main business revenue composition being 49.82% from power and industrial automation, 42.94% from power grid automation, and 7.09% from other sources [1] Group 2 - From the perspective of fund holdings, Sifang Co., Ltd. is a significant investment for Xinyuan Fund, with its Xinyuan Xintrend A fund holding 130,000 shares, accounting for 2.03% of the fund's net value, ranking as the seventh largest holding [2] - The Xinyuan Xintrend A fund has achieved a year-to-date return of 19.5% and a one-year return of 20.45%, with a total fund size of 68.03 million CNY [2]

Core Viewpoint - Sifang Co., Ltd. has shown significant stock performance with a year-to-date increase of 54.80%, despite recent declines in the last five and twenty trading days [1][2]. Financial Performance - For the period from January to September 2025, Sifang Co., Ltd. achieved a revenue of 6.132 billion yuan, representing a year-on-year growth of 20.39%. The net profit attributable to shareholders was 704 million yuan, reflecting a year-on-year increase of 15.57% [2]. - The company has distributed a total of 4 billion yuan in dividends since its A-share listing, with 1.599 billion yuan distributed over the last three years [3]. Stock Market Activity - As of November 24, Sifang Co., Ltd.'s stock price was 25.14 yuan per share, with a market capitalization of 20.947 billion yuan. The stock experienced a trading volume of 274 million yuan and a turnover rate of 1.34% [1]. - The company has appeared on the "Dragon and Tiger List" twice this year, with the most recent instance on November 5, where it recorded a net purchase of 789.767 million yuan [1]. Shareholder Structure - As of September 30, 2025, Sifang Co., Ltd. had 33,800 shareholders, a decrease of 14.71% from the previous period. The average number of circulating shares per shareholder increased by 17.34% to 24,274 shares [2][3]. - Among the top ten circulating shareholders, Hong Kong Central Clearing Limited held 17.3728 million shares, while E Fund Environmental Theme Mixed A increased its holdings by 179,220 shares [3].

Group 1 - The core viewpoint of the news is that Sifang Co., Ltd. has experienced a significant decline in stock price, dropping 5.04% on November 21, with a cumulative decline of 9.93% over the past five days [1] - As of the report, Sifang's stock price is at 24.89 yuan per share, with a trading volume of 343 million yuan and a turnover rate of 1.64%, resulting in a total market capitalization of 20.739 billion yuan [1] - The company, established on April 8, 1994, specializes in the research, production, sales, and technical services of relay protection, grid automation, and power plant automation products [1] Group 2 - From the perspective of major fund holdings, Everbright Prudential Fund has a significant position in Sifang Co., holding 82,500 shares in its Everbright Prudential Belt and Road Mixed A Fund, accounting for 2.05% of the fund's net value [2] - The fund has incurred a floating loss of approximately 108,900 yuan today, with a total floating loss of 238,400 yuan during the five-day decline [2] - The Everbright Prudential Belt and Road Mixed A Fund was established on June 26, 2015, with a current scale of 81.0916 million yuan and a year-to-date return of 16.76% [2]

Group 1 - The core viewpoint of the news is that Sifang Co., Ltd. has experienced a significant decline in stock price, dropping 5.04% on November 21, with a cumulative decline of 9.93% over the past five days [1] - As of the report, Sifang's stock price is at 24.89 yuan per share, with a trading volume of 343 million yuan and a turnover rate of 1.64%, leading to a total market capitalization of 20.739 billion yuan [1] - The company, founded on April 8, 1994, specializes in the research, production, sales, and technical services of relay protection, grid automation, and power plant automation products, with revenue contributions of 49.82% from power and industrial automation, 42.94% from grid automation, and 7.09% from other sources [1] Group 2 - From the perspective of fund holdings, one fund under Dongcai has a significant position in Sifang Co., with the Dongcai Industry Smart Selection Mixed Fund A (018190) reducing its holdings by 4,300 shares in the third quarter, now holding 28,000 shares, which constitutes 4.94% of the fund's net value [2] - The fund has incurred a floating loss of approximately 37,000 yuan today, with a total floating loss of 80,900 yuan during the five-day decline [2] - The Dongcai Industry Smart Selection Mixed Fund A was established on April 7, 2023, with a latest scale of 10.7055 million yuan, achieving a year-to-date return of 20.19% and a one-year return of 22.53% [2]

Core Insights - The report from Guosen Securities indicates that the domestic wind power installation is expected to maintain a growth rate of 10%-20% in 2026, supported by saturated orders and stable prices [1][2] - The profitability of wind turbine manufacturers is improving quarterly, with export growth boosting performance, reflecting a synchronized recovery in both domestic and international markets [2] - The report emphasizes the importance of overseas expansion and AIDC (Artificial Intelligence Data Center) as key focus areas for 2026, with major domestic power equipment companies making breakthroughs in overseas markets and innovative products [1] Wind Power Sector - The wind turbine sector is experiencing a recovery in profitability, with significant growth in offshore wind installations and tenders, leading to increased orders and performance for related companies [2] - Key companies to watch in the wind power sector include Goldwind Technology, Sany Renewable Energy, Times New Materials, Daikin Heavy Industries, Oriental Cable, and Haile Wind Power [2] Lithium Battery Industry - The lithium battery supply chain is expected to see a reversal in the downward price trend, with significant recovery in profitability anticipated for most products in 2026 [2] - New technologies such as steel-shell batteries, silicon anodes, and large energy storage cells are expected to achieve mass supply in 2026, while solid-state battery technology is accelerating towards industrialization [2] - Recommended companies in the lithium battery sector include CATL, EVE Energy, Zhongchuang Innovation, Zhuhai Guanyu, Tianci Materials, Enjie, Dingsheng Technology, and Xiamen Tungsten [2] Energy Storage Market - The electrification transition is driving explosive growth in the global energy storage market, with domestic market demand leading to a surge in storage orders [3] - The demand for large-scale energy storage in the U.S. is increasing due to power supply shortages, while unstable grid conditions in Europe are also boosting storage needs [3] - Companies to focus on in the energy storage sector include CATL, EVE Energy, Sungrow Power, and Deye [3] Photovoltaic Sector - The photovoltaic supply side is undergoing adjustments, with new technologies such as silver-free materials and perovskite layers gaining attention [3] - The profitability of silicon materials is expected to recover, with silver-free products nearing mass production by 2026 [3] - Key companies in the photovoltaic sector include GCL-Poly Energy, Xinte Energy, Tongwei Co., and Juhua Materials [3] Investment Recommendations - The report suggests focusing on new technology investment opportunities, such as solid-state batteries and flexible converters [3] - Emphasis is placed on overseas expansion and performance improvement for leading companies in lithium batteries and wind turbine components [3] - Long-term beneficiaries in green electricity alternatives include secondary distribution equipment and charging pile operations [3]

Group 1 - The high-voltage index experienced a decline of 2% during intraday trading, with most constituent stocks falling [1] - China XD Electric saw a significant drop of 6.90%, while TBEA and Jinpan Technology fell by 4.78% and 4.01% respectively [1] - Hongfa Technology and Sifang Holding also reported declines of 3.47% and 3.28% respectively [1]

Core Insights - Solid-State Transformers (SST) are leading innovations in power transmission and distribution, utilizing power electronics and high-frequency electromagnetic induction principles [1][2] - China has established a well-defined vertical industry chain for SST, with upstream focusing on wide bandgap semiconductors and soft magnetic materials, midstream on modular manufacturing, and downstream on applications in smart grids and data centers [1][6] - The SST industry is transitioning from technology validation to large-scale commercialization, driven by AI computing power and energy transition, despite facing technical bottlenecks [1][12] Industry Overview - SST, also known as Power Electronic Transformer (PET), replaces traditional transformer components with semiconductor devices to achieve voltage transformation and electrical isolation [2][3] - The main types of SST include AC-SST, DC-SST, and Hybrid-SST, each serving different applications from smart grids to data centers [4][5] Cost Structure - The cost structure of SST is heavily concentrated in upstream components, with power electronic devices accounting for approximately 40% of costs, followed by high-frequency transformers, structural cooling, and control systems each at about 15% [8][10] Market Dynamics - The demand for SST is rapidly diversifying, primarily driven by global energy transition and digital infrastructure development, with AI data centers being the largest application segment [11][12] - The Chinese silicon carbide (SiC) market is projected to grow from approximately 1.6 billion yuan in 2024 to 1.91 billion yuan in 2025, indicating strong growth potential [10] Development Status - The SST industry in China is at a critical stage of transitioning from technology validation to commercialization, with challenges including high costs and lack of standards [12][13] - Major companies like China Xidian and TBEA are leading the market, with significant shares in high-end applications [15] Future Trends - The industry is expected to see breakthroughs in material performance and technology, leading to cost reductions and performance improvements [16] - Application scenarios are anticipated to expand from data centers and smart grids to electric vehicle charging and industrial applications [17] - The competitive landscape will evolve, emphasizing technology, capital, and supply chain capabilities, with a focus on domestic material sourcing [18]

Core Insights - Sifang Co., Ltd. experienced a stock decline of 1.23% on November 17, with a trading volume of 817 million yuan, indicating a negative market sentiment [1] - The company reported a financing net buy of -24.03 million yuan on the same day, suggesting a higher level of selling pressure compared to buying [1] - As of September 30, 2025, Sifang Co., Ltd. achieved a revenue of 6.132 billion yuan, reflecting a year-on-year growth of 20.39%, and a net profit of 704 million yuan, up 15.57% year-on-year [2] Financing and Margin Trading - On November 17, Sifang Co., Ltd. had a financing buy amount of 67.68 million yuan, with a total financing balance of 870 million yuan, accounting for 3.77% of its market capitalization [1] - The financing balance is above the 90th percentile of the past year, indicating a high level of leverage [1] - The company also had a margin trading balance of 1.1928 million yuan, with a short selling volume of 42,000 shares on the same day [1] Shareholder and Dividend Information - As of September 30, 2025, the number of shareholders decreased by 14.71% to 33,800, while the average number of circulating shares per person increased by 17.34% to 24,274 shares [2] - Since its A-share listing, Sifang Co., Ltd. has distributed a total of 4 billion yuan in dividends, with 1.599 billion yuan distributed in the last three years [3] - The top ten circulating shareholders include significant institutional investors, with changes in holdings indicating varying levels of confidence among major stakeholders [3]